Lecture 2B - Wind Resources Part 1

Lecture 2B - Wind Resources Part 1 - 1/28/11 ECE...

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1/28/11 1 1 ECE 4364/5374G-2B (c) Saifur Rahman 1 Professor Saifur Rahman Electrical & Computer Engineering Dept. Virginia Tech ECE 4364/5374G: Alternate Energy Systems Lecture 2B: Wind Resources, Part 1/2 2 ECE 4364/5374G-2B (c) Saifur Rahman 2 Wind Turbines – Old and New
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1/28/11 2 3 ECE 4364/5374G-2B (c) Saifur Rahman 3 Part II: Wind Energy Systems 4 ECE 4364/5374G-2B (c) Saifur Rahman 4
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1/28/11 3 5 ECE 4364/5374G-2B (c) Saifur Rahman 5 Chapter 3: Wind Resource 6 ECE 4364/5374G-2B (c) Saifur Rahman 6
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1/28/11 4 7 ECE 4364/5374G-2B (c) Saifur Rahman 7 8 ECE 4364/5374G-2B (c) Saifur Rahman 8 1.Beta Distribution The probability density function f(y) for y with beta distribution is given by: where a and b are positive and are parameters of the beta distribution (3.1)
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5 9 ECE 4364/5374G-2B (c) Saifur Rahman 9 Wind speed varies between 0 and V max . To fit the wind data, y in eqn. (3.1) can be replaced by: (3.2) (3.3) 10 ECE 4364/5374G-2B (c) Saifur Rahman 10 In equation (3.3), the term B(a,b) is the Beta function
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Lecture 2B - Wind Resources Part 1 - 1/28/11 ECE...

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